Dell’Orto 28 FRG Carburetor Overhaul Kit – Fiat 500 & 126

Dell'Orto 28 FRG carburetor overhaul kit: Vintage Performance

Proper fuel system operation is essential for the smooth running and longevity of your engine. This Dell'Orto 28 FRG carburetor overhaul kit represents the ideal solution for regenerating this rare horizontal flow model. In fact, this carburetor was the protagonist of the historical Giannini tuning and the 1960s preparers for the Fiat 500. Furthermore, it is the original component fitted on the famous Vespa 400. Replacing the seals allows you to recover the perfect calibration. An overhauled carburetor therefore ensures optimal combustion and prompt throttle response.

3487 Needle Valve Specifications

The selection of spare parts included in the package has been meticulously studied for the 28 mm FRG model. Inside the kit, you will find all the special paper gaskets and O-rings necessary to seal the ducts. Additionally, the set includes the specific needle valve model 3487 with size 1.20, complete with its seat. This element is fundamental for precisely regulating the fuel flow into the float bowl. Since modern gasolines are aggressive, the components of this Dell'Orto 28 FRG carburetor overhaul kit use materials resistant to current hydrocarbons.

Advantages for Tuning and Vespa 400

Choosing to intervene preventively with this product allows you to prevent failures caused by air leaks. For this reason, the overhaul is highly recommended after long periods of storage, especially for collector cars. Therefore, this kit is fully compatible with tuned Fiat 500s and the rare Vespa 400 microcar. Consequently, installing the new components will return your vehicle to the smoothness typical of a perfectly tuned engine. Finally, the package includes the essential sealing washers for the main fittings.

Tips for a Professional Restoration

The overhaul procedure requires a meticulous cleaning of all internal passages before assembly. In fact, we highly recommend using ultrasonic cleaning to remove oily residues before installing the new 1.20 needle valve. In conclusion, purchasing this Dell'Orto 28 FRG carburetor overhaul kit is a strategic investment for a reliable and performing car. Thanks to the superior quality of the materials, you will enjoy consistently stable carburation during rallies or historical competitions.